If you need a High Sierra installer and you try to download it on your Mac running Mojave, it may seem like you’re out of luck if you search the App Store or look through your purchases there. But we’ve got the trick on how to do it in today’s Quick Tip!

Apple squashed 30 security holes in macOS Sierra with the release of macOS 10.12.5 on Monday. The company’s security notes indicate the update addressed a wide variety of issues in its Mac operating system, many of which are serious. Apple included the same fixes in separate security updates for El Capitan and Yosemite.

When Jeff Butts was mucking about with his trusty Mac Mini, he managed to mangle his recovery partition. Normally, this would mean a complete reinstall of the operating system, but Jeff found another way. Read on to learn how to get your recovery partition back without resorting to a complete reinstall.

Have a website with multiple passwords and Safari always chooses the wrong one? Want a shopping list app to manage as a family? Photos showing greyed-out people? That’s just how this week’s Mac Geek Gab starts, folks. Then it’s on to Dave’s review of the new Synology RT2600ac standalone router, plus some related router questions for good measure. That’s not where it ends, though, because there are more questions and tips answered in here, as well. You’ll just have to listen to find out everything. After all, you must learn at least four new things each week, right? We’re here to help you do just that!

Apple released Pro Video Formats v2.0.5, an update to the video codecs supported in OS X El Capitan and macOS Sierra. The update comes out at the same time as Final Cut Pro X 10.3, which was announced during Apple’s “hello again” media event.